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MIPS: Octeon: Configure minimum PKO packet sizes on CN68XX 

CN68XX has common minimum packet size filters that need to be configured
for the traffic to work. Just set them to a default value.

Signed-off-by: Janne Huttunen <janne.huttunen@nokia.com>
Signed-off-by: Aaro Koskinen <aaro.koskinen@nokia.com>
Acked-by: David Daney <david.daney@cavium.com>
Cc: David Daney <ddaney.cavm@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: Janne Huttunen <janne.huttunen@nokia.com>
Cc: Aaro Koskinen <aaro.koskinen@nokia.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: devel@driverdev.osuosl.org
Patchwork: https://patchwork.linux-mips.org/patch/10963/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
hifive-unleashed-5.1
Janne Huttunen 2015-08-13 16:21:37 +03:00 committed by Ralf Baechle
parent 4397564542
commit b92084ba54
1 changed files with 15 additions and 0 deletions
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15
arch/mips/cavium-octeon/executive/cvmx-helper.c
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@ -658,6 +658,21 @@ static int __cvmx_helper_global_setup_pko(void)
fau_to.s.tout_val = 0xfff;
fau_to.s.tout_enb = 0;
cvmx_write_csr(CVMX_IOB_FAU_TIMEOUT, fau_to.u64);
if (OCTEON_IS_MODEL(OCTEON_CN68XX)) {
union cvmx_pko_reg_min_pkt min_pkt;
min_pkt.u64 = 0;
min_pkt.s.size1 = 59;
min_pkt.s.size2 = 59;
min_pkt.s.size3 = 59;
min_pkt.s.size4 = 59;
min_pkt.s.size5 = 59;
min_pkt.s.size6 = 59;
min_pkt.s.size7 = 59;
cvmx_write_csr(CVMX_PKO_REG_MIN_PKT, min_pkt.u64);
}
return 0;
}